'Nightline' Daily Line, April 12: North Korea Rocket Fails

10:44 p.m. ET: Tonight on the show- tune in for husbands, wives, and the hitmen they hire to kill each other… and how supermodel turned supermogul Kathy Ireland does it all… plus the story of an utterly adorable orphan chimpanzee.

7: 15 p.m. ET: ABC News learns that there was a larger than normal flare 90 seconds after the rocket launch, and that the missile is believed to crash into the sea.

7:01 p.m. ET: ABC News learned North Korea has launched its rocket.

10:54 a.m. ET: ABC News' political correspondent Rick Klein tweets:

10:15 a.m. ET: The plight of George Zimmerman continues after he turned himself into Florida authorities last night for shooting and killing Trayvon Martin. ABC News' Matt Gutman reports that Zimmerman is expected to appear in court today to ask a judge to be freed on bail.

9:35 a.m. ET: The debate over the stay-at-home mom's vs. the working mom's hard knock life was rekindled last night.

DNC adviser Hilary Rosen set off a firestorm when she appeared on Anderson Cooper last night and claimed that Ann Romney, a mother of five and grandmother of 16, had "actually never worked a day in her life."

ABC News' Emily Friedman reports that Ann Romney is fighting back. Moments after making her debut on Twitter, Mitt Romney's wife tweeted, "I made a choice to stay home and raise five boys. Believe me, it was hard work,."